The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 1986
Filed:
Nov. 19, 1984
Applicant:
Inventors:
Michael E Wilson, Modesto, CA (US);
David R Olson, Turlock, CA (US);
Walter H Stone, Modesto, CA (US);
Robin B MacDonald, Modesto, CA (US);
Assignee:
Parker-Hannifin Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210248 ; 210232 ; 210D / ; 123557 ;
Abstract
A filter cartridge uses two annular concentric filter media with a first contaminant outlet upstream from both media and a plurality of second contaminant outlets between the two filter media. A mating portion on the filter cartridge mates with a wall of a collection bowl having dual contaminant collection zones.